Home / 245,757,188.49-368,633,259.54-142,060,412.16

Finding the Fourth Proportional to 245,757,188.49, 368,633,259.54 and 142,060,412.16

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Solution

The fourth proportional to 245,757,188.49, 368,633,259.54 and 142,060,412.16 is: 213,089,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,757,188.49 : 368,633,259.54 = 142,060,412.16 : x
  2. Step 2: Convert to fraction form
    245,757,188.49/368,633,259.54 = 142,060,412.16/x
  3. Step 3: Cross multiply
    245,757,188.49x = 368,633,259.54 × 142,060,412.16
  4. Step 4: Simplify right side
    245,757,188.49x = 52,368,192,786,136,656
  5. Step 5: Solve for x
    x = 52,368,192,786,136,656/245,757,188.49
  6. Step 6: Final answer
    x = 213,089,159.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.